Al Imtedad - Private Automatic Branch Exchange (PABX) A private automatic branch exchange (PABX) is an automatic telephone switching system within a private enterprise. Originally, such systems - called private branch exchanges (
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What is Private Automatic Branch Exchange (PABX)? - The Tech Edvocate
Electronic Devices & Systems - EPABX (Electronic Private Automatic Branch Exchange) : A private branch exchange (PBX) is a telephone exchange that serves a particular business or office, as opposed to one